Tokyo Population 2024 Estimate. Eleven prefectures will each see their population shrink by over 30 percent, while the number of residents in some 20 percent of all municipalities is expected to more than halve, according to the. These prefectures account for 37.4 percent of the total population.
Japan ranks number 12 in the list of countries (and dependencies) by population. Chart and table of japan population from 1950 to 2024.